[Bug 104284] [IGT] some gem_exec_fence Failed assertion: __gem_execbuf(fd, execbuf) == 0

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104284

--- Comment #1 from Hector Velazquez <hector.franciscox.velazquez.suriano at intel.com> ---
This tests was failing on CNL QA

igt at gem_exec_fence@parallel-blt
igt at gem_exec_fence@parallel-render
igt at gem_exec_fence@parallel-vebox

====================================================
output sample
====================================================
**** DEBUG ****
(gem_exec_fence:1861) DEBUG: Test requirement passed: has_submit_fence(i915)
(gem_exec_fence:1861) drmtest-DEBUG: Test requirement passed: !(fd<0)
(gem_exec_fence:1861) drmtest-DEBUG: Test requirement passed:
is_i915_device(fd) && has_known_intel_chipset(fd)
(gem_exec_fence:1861) ioctl-wrappers-DEBUG: Test requirement passed: err == 0
(gem_exec_fence:1861) ioctl-wrappers-DEBUG: Test requirement passed:
gem_has_ring(fd, ring)
(gem_exec_fence:1861) igt-dummyload-DEBUG: Test requirement passed: nengine
(gem_exec_fence:1861) ioctl-wrappers-CRITICAL: Test assertion failure function
gem_execbuf, file ioctl_wrappers.c:604:
(gem_exec_fence:1861) ioctl-wrappers-CRITICAL: Failed assertion:
__gem_execbuf(fd, execbuf) == 0
(gem_exec_fence:1861) ioctl-wrappers-CRITICAL: error: -22 != 0
(gem_exec_fence:1861) igt-core-INFO: Stack trace:
(gem_exec_fence:1861) igt-core-INFO:   #0 [__igt_fail_assert+0x101]
(gem_exec_fence:1861) igt-core-INFO:   #1 [gem_execbuf+0x44]
(gem_exec_fence:1861) igt-core-INFO:   #2 [__real_main1452+0x2791]
(gem_exec_fence:1861) igt-core-INFO:   #3 [main+0x23]
(gem_exec_fence:1861) igt-core-INFO:   #4 [__libc_start_main+0xf1]
(gem_exec_fence:1861) igt-core-INFO:   #5 [_start+0x29]
(gem_exec_fence:1861) igt-core-INFO:   #6 [<unknown>+0x29]
****  END  ****

This is my configuration:
======================================
        Graphic stack
======================================
Component: drm
    tag: libdrm-2.4.88-31-g47419a1
    commit: 47419a1497fa585ff74b41732b267356b9d5b949

Component: cairo
    tag: 1.15.8-71-g7421997
    commit: 742199768db7128f4f1cebcc14ec687f816ae2fa

Component: intel-gpu-tools
    tag: intel-gpu-tools-1.20-220-g7440741
    commit: 74407418720ff7a9de7caabec05d4c3afe9a5c51

Component: piglit
    tag: piglit-v1
    commit: 827d374356f0782040a329ca70052f6e5ea239dc

======================================
             Software
======================================
kernel version              : 4.15.0-rc3-drm-tip-ww50-commit-62d9383+
hostname                    : gfx-CannonLake-Client-Platform
architecture                : x86_64
os version                  : Ubuntu 17.04
os codename                 : zesty
kernel driver               : i915
bios revision               : 113.2
bios release date           : 11/13/2017
ksc                         : 1.32
hardware acceleration       : disabled
swap partition              : disabled

======================================
        Graphic drivers
======================================
xf86-video-intel (tag)      : 2.99.917
xf86-video-intel (commit)   : 2.99.917-800-g37a682a
modesetting                 : enabled
modesetting compiled for    : 1.19.99.1 X.Org Video Driver
libdrm                      : 2.4.88
cairo                       : 1.15.11
intel-gpu-tools (tag)       : intel-gpu-tools-1.20-220-g74407418
intel-gpu-tools (commit)    : 74407418

======================================
             Hardware
======================================
motherboard model          : CannonLakeClientPlatform
motherboard id             : CannonLakeYLPDDR4RVP
form factor                : Laptop
manufacturer               : IntelCorporation
cpu family                 : Other
cpu family id              : 6
cpu information            : Genuine Intel(R) CPU 0000 @ 1.00GHz
gpu card                   : Intel Corporation Device 5a49 (rev 03) (prog-if 00
[VGA controller])
memory ram                 : 7.61 GB
max memory ram             : 8 GB
cpu thread                 : 4
cpu core                   : 2
cpu model                  : 102
cpu stepping               : 2
socket                     : Other
current cd clock frequency : 336000 kHz
maximum cd clock frequency : 528000 kHz
displays connected         : eDP-1 HDMI-A-1

======================================
             Firmware
======================================
dmc fw loaded             : yes
dmc version               : 1.6
guc fw loaded             : fetch NONE, load NONE
guc version wanted        : wanted 0.0, found 0.0
guc version found         : wanted 0.0, found 0.0

======================================
             kernel parameters
======================================
drm.debug=0x1e log_buf_len=1M i915.alpha_support=1 quiet splash

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